English
shadowboxer
From shadow + boxer.
Proto-Indo-European *(s)ḱeh₃- ‘darkness’
…
Proto-West Germanic *skadu
Old English sċeadu ‘shadow’
Old English sċeaduwe
Middle English schadowe
English shadow
Today it means
noun One who shadowboxes.
Language periods are conventional ranges, not dates for this word.
Etymograph / shadowboxer